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light-emitting diode

[ lahyt-i-mit-ing ]

noun

  1. LED.

light-emitting diode

noun

  1. a diode of semiconductor material, such as gallium arsenide, that emits light when a forward bias is applied, the colour depending on the semiconductor material: used as off/on indicators LED

light-emitting diode

  1. See LED

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Word History and Origins

Origin of light-emitting diode1

First recorded in 1965–70

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